{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1544488148",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x11733da00b6ca64bd91af9ca6cd2da0ee1c13d0ec3d5ea3547453c5bb203e90c",
    "signature": "0x21faf3e8db5ab202f6457117124c5a76e9b596809b1164182e2f586850286e4468e19bf94695ba53f00168e038758077fc9c7ccb658450b26d1f888195e3708a1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}